The 'StopIteration' exception is raised when an iterator is exhausted. To handle it, use a try-except block around your iteration logic, or utilize a for loop which automatically handles the exception for you.

The 'StopIteration' exception is an integral part of Python's iterator protocol, raised when an iterator is exhausted and there are no more items to yield. While this exception signals the end of an iteration, encountering it outside of a proper context can lead to unwanted crashes in your code. To manage StopIteration exceptions effectively, it is crucial to understand how they are used within loops and comprehensions. If you're manually iterating through an iterator using a while loop and the next() function, wrap your code in a try-except block to catch the StopIteration exception gracefully. For example, when calling next(iterator), you can handle the exception to perform alternative actions or exit the loop cleanly. However, for most iteration cases, utilizing a for loop is the preferred approach, as Python automatically handles StopIteration exceptions behind the scenes, providing a cleaner and more Pythonic solution. This eliminates the need for explicit error handling, allowing you to focus on processing the items in your iterable without worrying about reaching the end. By embracing the iterator protocol and following best practices for iteration, you can write more robust and error-free Python code.